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Finding the Third Proportional to 2,063,742.75 and 3,126,778.88

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Solution

The third proportional to 2,063,742.75 and 3,126,778.88 is: 4,737,386.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,063,742.75 : 3,126,778.88 = 3,126,778.88 : x
  2. Step 2: Convert to fraction form
    2,063,742.75/3,126,778.88 = 3,126,778.88/x
  3. Step 3: Cross multiply
    2,063,742.75x = 3,126,778.88 × 3,126,778.88
  4. Step 4: Simplify right side
    2,063,742.75x = 9,776,746,133,146.27
  5. Step 5: Solve for x
    x = 9,776,746,133,146.27/2,063,742.75
  6. Step 6: Final answer
    x = 4,737,386.06

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.